Written on 07 July 2016
Step 1 Verifying source file signatures with gpg.
Open Terminal and type
gpg --keyserver pool.sks-keyservers.net --recv-keys 2E1AC68ED40814E0
You must done this, if not you will see this error
Verifying source file signatures with gpg... ... FAILED (unknown public key 2E1AC68ED40814E0) One or more PGP signatures could not be verified!
Step 2 Install Tor browser.
Wait untill saw thee result
gpg: /home/youruserdir/.gnupg/trustdb.gpg: trustdb created gpg: key 4E2C6E8793298290: public key "Tor Browser Developers (signing key) firstname.lastname@example.org" imported
gpg: no ultimately trusted keys found
gpg: Total number processed: 1
gpg: imported: 1
Then continue type
yaourt -S aur/tor-browser-bin
If you want to install Tor browser in your language
yaourt -Ss "tor-browser"
Then select your package in your language.
Now you can anonymous browsing using firefox and tor aka "Tor Browser"